Sunday, 22 March 2009

The Birthday Paradox

Fitting in with the birthday theme today, I'm posting one of my favourite probability theories, the birthday paradox. It's really difficult to believe that there is a 50% that two people in a group of 23 share a birthday! Take a look:

http://en.wikipedia.org/wiki/Birthday_paradox

2 comments:

  1. Happy Birthday again! Interesting, obviously I know this doesn't change probabilities, but do you ANYONE who has the same birthday as you? I haven't met anyone who does.

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  2. Natalie's roommate has the same birthday as me!

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